Best ASTM A403/A403M WP316 Long Radius Elbow 4'' 90 Degree Elbow Stainless Steel Pipe Fitting Supplier, Factory

Product Description

Product Name
Butt welding pipe fitting 90 degree long radius elbow
Size Range
1/2" - 24" (DN15-DN600)
24" - 72" (DN600-DN1800)
Certification
BV, LOIYD, TUV, and other third-party inspections allowed by clients

Technical Specifications

Wall Thickness SCH10, SCH20, SCH30, STD, SCH40, SCH60, XS, SCH80, SCH100, SCH120, SCH140, SCH160, XXS
Pressure Sch5 -- Sch160, XXS
Standard ASME, ANSI B16.9; DIN2605, 2615, 2616, 2617; JIS B2311, 2312, 2313; EN 10253-1, EN 10253-2
Type LR/SR 30, 45, 60, 90, 180 degree | 1.0D, 1.5D, 2.0D, 2.5D, 3D, 4D, 5D, 6D, 7D-40D
Shape & Technics Equal, Round | Forged
Material Categories Stainless Steel, Alloy Steel, Carbon Steel
Applications Petroleum, chemical, power, gas, metallurgy, shipbuilding, construction, water and nuclear power

Material Standards & Grades

ASTM Standard
Carbon Steel:
ASTM A234WPB, A234WPC, A420WPL6
Stainless Steel:
ASTM A403 WP304, 304L, 316, 316L, 321, 1Cr18Ni9Ti, 00Cr19Ni10, 00Cr17Ni14Mo2, A790/A790M UNS S31803, etc.
Alloy Steel:
A234WP12, A234WP11, A234WP22, A234WP5, A420WPL6, A420WPL3
DIN Standard
Carbon Steel:
St37.0, St35.8, St45.8
Stainless Steel:
1.4301, 1.4306, 1.4401, 1.4571
Alloy Steel:
1.7335, 1.7380, 1.0488 (1.0566)
JIS Standard
Carbon Steel:
PG370, PT410
Stainless Steel:
SUS304, SUS304L, SUS316, SUS316L, SUS321
Alloy Steel:
PA22, PA23, PA24, PA25, PL380
GB Standard
General Grades:
10#, 20#, 20G, 23g, 20R, Q235, 16Mn, 16MnR, 1Cr5Mo, 12CrMo, 12CrMoG, 12Cr1Mo

Frequently Asked Questions (FAQ)

What sizes are available for the 90 degree long radius elbow?
We offer a comprehensive size range from 1/2" to 24" (DN15-DN600) for standard applications, and 24" to 72" (DN600-DN1800) for large-diameter requirements.
Which manufacturing standards do these butt welding fittings conform to?
Our fittings conform to major international standards including ASME/ANSI B16.9, DIN (2605, 2615, 2616, 2617), JIS (B2311, 2312, 2313), and EN (10253-1, 10253-2).
What wall thickness options and pressure ratings can be supplied?
Wall thicknesses available include SCH10, SCH20, SCH30, STD, SCH40, SCH60, XS, SCH80, SCH100, SCH120, SCH140, SCH160, and XXS, supporting pressure ratings from Sch5 up to Sch160 and XXS.
What material options are provided for these fittings?
We provide Carbon Steel, Stainless Steel, and Alloy Steel under various international grade standards such as ASTM (e.g., A234WPB, A403 WP304/316), DIN (e.g., St37.0, 1.4301), JIS (e.g., PG370, SUS304), and GB (e.g., 20#, 16Mn).
What industries typically utilize these butt welding pipe fittings?
These fittings are widely used in petroleum, chemical processing, power plants, gas distribution, metallurgy, shipbuilding, general construction, water treatment, and nuclear power projects.
What third-party inspection certifications are accepted?
We support recognized third-party inspections and certifications including BV, LOIYD, TUV, as well as any other party authorized by our clients.

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